diff --git a/services/common/package.json b/services/common/package.json
index 243595f7e4..0d3ecaf728 100644
--- a/services/common/package.json
+++ b/services/common/package.json
@@ -32,7 +32,7 @@
     "@syncfusion/ej2-react-filemanager": "27.1.55",
     "@syncfusion/ej2-react-pdfviewer": "27.1.58",
     "@syncfusion/ej2-splitbuttons": "27.1.56",
-    "flagsmith": "3.19.1",
+    "flagsmith": "7.0.2",
     "p-limit": "3.1.0",
     "query-string": "5.1.1",
     "ts-loader": "9.5.1"
diff --git a/services/core-api/app/api/utils/feature_flag.py b/services/core-api/app/api/utils/feature_flag.py
index 77b958bf52..4b9ea64d7d 100644
--- a/services/core-api/app/api/utils/feature_flag.py
+++ b/services/core-api/app/api/utils/feature_flag.py
@@ -23,14 +23,17 @@ def __str__(self):
 
 
 flagsmith = Flagsmith(
-    environment_id=Config.FLAGSMITH_KEY,
-    api=Config.FLAGSMITH_URL,
+    environment_key=Config.FLAGSMITH_KEY,
+    api_url=Config.FLAGSMITH_URL,
 )
 
 
 def is_feature_enabled(feature):
     try:
-        return flagsmith.has_feature(feature) and flagsmith.feature_enabled(feature)
+        feature = str(feature).strip()
+        flags = flagsmith.get_environment_flags()
+
+        return feature in flags.flags and flags.is_feature_enabled(feature)
     except Exception as e:
         current_app.logger.error(f'Failed to look up feature flag for: {feature}. ' + str(e))
         return False
diff --git a/services/core-api/requirements.txt b/services/core-api/requirements.txt
index 16cdd748b3..cc104a9ed7 100644
--- a/services/core-api/requirements.txt
+++ b/services/core-api/requirements.txt
@@ -1,7 +1,7 @@
 Authlib==1.3.0
 cached-property==1.5.1
 factory-boy==2.12.0
-flagsmith==2.0.1
+flagsmith==3.8.0
 Flask==3.0.1
 Flask-Caching==2.1.0
 Flask-Cors==4.0.0
diff --git a/yarn.lock b/yarn.lock
index 0e6a37395d..58c5cf42ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1683,7 +1683,7 @@ __metadata:
     "@testing-library/jest-dom": 6.4.8
     clean-webpack-plugin: 4.0.0
     copy-webpack-plugin: 12.0.2
-    flagsmith: 3.19.1
+    flagsmith: 7.0.2
     hard-source-webpack-plugin: 0.13.1
     html-webpack-plugin: 5.6.2
     image-minimizer-webpack-plugin: 4.1.0
@@ -9125,10 +9125,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"flagsmith@npm:3.19.1":
-  version: 3.19.1
-  resolution: "flagsmith@npm:3.19.1"
-  checksum: df96b650a73354eb1fcba44ff94fe28c69dbb5b58061fa8782b69b8e959817a9f821070c211bbcb807bda7c9317fc954811ba055718845fb2da7cbd0028da07b
+"flagsmith@npm:7.0.2":
+  version: 7.0.2
+  resolution: "flagsmith@npm:7.0.2"
+  checksum: c58b1340fbcac3bf2d95ae9ebd38240d196ecbee1afcacfb8919b53ad6f9041162b62361cb4f5a7cde232b062ea16a697f51de25eb12cd9b3df6154a178bff9b
   languageName: node
   linkType: hard